Apk Generation issue

[Bharavi26]

i am not able generate apk,
cleared flutter, delete build, etc but not able to generate apk

Execution failed for task ':advance_pdf_viewer:compileReleaseJavaWithJavac'.

java.io.FileNotFoundException: \build\advance_pdf_viewer\intermediates\annotation_processor_list\release\annotationProcessors.json (The system cannot find the path specified)

flutter doctor
[√] Flutter (Channel stable, 1.22.1, on Microsoft Windows [Version 10.0.19041.572], locale en-US)
• Flutter version 1.22.1 at F:\flutter_sdk\flutter
• Framework revision f30b7f4db9 (5 weeks ago), 2020-10-08 10:06:30 -0700
• Engine revision 75bef9f6c8
• Dart version 2.10.1

[√] Android toolchain - develop for Android devices (Android SDK version 30.0.0-rc4)
• Android SDK at \AppData\Local\Android\Sdk
• Platform android-30, build-tools 30.0.0-rc4
• ANDROID_SDK_ROOT = \AppData\Local\Android\Sdk
• Java binary at: C:\Program Files\Android\Android Studio\jre\bin\java
• Java version OpenJDK Runtime Environment (build 1.8.0_212-release-1586-b04)
• All Android licenses accepted.

[√] Android Studio (version 3.6)
• Android Studio at C:\Program Files\Android\Android Studio
• Flutter plugin version 48.1.1
• Dart plugin version 192.8052
• Java version OpenJDK Runtime Environment (build 1.8.0_212-release-1586-b04)

[√] VS Code (version 1.51.0)
• VS Code at\AppData\Local\Programs\Microsoft VS Code
• Flutter extension version 3.15.0

[√] Connected device (1 available)
• vivo 1818 (mobile) • d14b5985 • android-arm64 • Android 10 (API 29)

• No issues found!
Process finished with exit code 0